In 2018, John Mueller of Google said Google does not use cache-control headers when crawling. He said then that the has no impact on GoogleBot and how it crawls your web pages. He said that again ...

Last time, I discussed Port80 Software’s Web content compression tools (see editorial links below). Port80 recently conducted the first survey of the use of expiration-based cache control by Fortune ...

Google has updated its crawler help documentation to add a new section for HTTP caching, which explains how Google's crawlers handle cache control headers. Google also posted a blog post begging us to ...

Here’s a list of Web sites, white papers and books with more information about Web caching. Brian D. Davison’s Web Caching and Content Delivery Resources. This site is a great place to start. It has ...